ELi5: Why are some scars purple, some white, some brown, some red, and some pink?

278 views

Pretty much what the title says. Why does scar tissue come in so many colours?

In: Biology

Mostly due to age of the scar. As time goes by the scar heals more and becomes less inflamed, and color changes as a result. Severity of the injury also matters, and if you develop an abnormal scar like a keloid that will also cause discoloration.